11. WAIVER OF PRESENTMENTS: Maker waives presentment for payment, notice of dishonor, protest and notice of protest. 12. You don't need an attorney to write a Washington promissory letter.Simply download the relevant form and fill out the required information. Use a Washington promissory note to record a promise to repay a lender's principal loan amount plus interest. Download a template here. Such a document serves as the borrower's proof that the debt has been paid. The loan amount will be divided into two payments. Being polite can pay off in the end. • Ask for payment in writing. Establish a legal record of your loans in Washington.